Blackberry 9800 if you suddenly can not read the sim card, it will be very annoying pal activity, there are some lankah to repair the Blackberry 9800 sim problem.
The first step is easy to first try to replace normal sim, whether by replacing a normal sim card in other cell phone, if using another simcard normal, it is certain that the only apparent damage simcardnya course, if by replacing the sim does not work try simcar plugin you clean the pin with a blue pen eraser if no one or with a cotton bath that has been given a thinner fluid, if it does not produce results you can try the second step.
The second step you can check whether the sim plugin is in good condition physically or are exposed to water corrosion, broken lines or is broken, if there is damage to the sim plugin, try changing the plugin is good, if you intend to change pluhin simcar, you are advised to be very be careful in doing this work, because at the time of revocation simcard connector to be heated with hot water, very vulnerable about damaging components or plugins simcar behind, "be careful of the work, the risk borne yes" if the tips are not produced results, try the third step.
The third step to check the sim line as shown below, check blackberry 9800 sim track you one by one carefully, try to make jumpers as contained in the image, usually after doing a good jumper and correct, the problem in blackberry 9800 sim problem can be resolved, good luck.
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